Finding the Fourth Proportional to 2,901,667.44, 4,000,080.79 and 2,027,788.99
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Solution
The fourth proportional to 2,901,667.44, 4,000,080.79 and 2,027,788.99 is: 2,795,399.53
Step by Step Solution
- Step 1: Write the proportion equation
2,901,667.44 : 4,000,080.79 = 2,027,788.99 : x - Step 2: Convert to fraction form
2,901,667.44/4,000,080.79 = 2,027,788.99/x - Step 3: Cross multiply
2,901,667.44x = 4,000,080.79 × 2,027,788.99 - Step 4: Simplify right side
2,901,667.44x = 8,111,319,785,072.50 - Step 5: Solve for x
x = 8,111,319,785,072.50/2,901,667.44 - Step 6: Final answer
x = 2,795,399.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.